Base mixing machine in which the pyroxylin is broken up and reduced to fluid form by the addition of solvents in the process of manufacturing finishes at one of the plants of DuPont.
Here an operator mixes a sample of shade ordered by car manufacturers. The mixing of large batches is based on this sample. To achieve the exact tint requires a sharp eye and long experience.
This is an Atlas mixing machine, used in the manufacture of dynamite at Repauno about 1895. The box in the foreground contains inert ingredients which are placed in the trough. Nitroglycerin is added from the containers shown on the cart at the...
Scene on the mixing floor where the solvent is mixed with cellulose acetate, a process to reduce the material to a solution for spinning into acetate at the Waynesboro, Virginia plant of E.I du Pont Nemours & Company.
Typed caption: "This is an Atlas mixing machine, used in the manufacture of dynamite at Repauno c. 1895. The box in the foreground contains inert ingredients which are place in the trough. Nitroglycerin us added from the containers shown on the...
Written on back of image: "Here various dyestuffs are mixed with the proper chemicals and incorporated into a printing paste to be applied to the cloth by means of the engraved copper roller."
